UPPER AIR CALCULATIONS AND PLOTTING (Ver 5.52-LINUX-X11) Current filename: /home/data/upa/2025100912.upa.cvt Date: 1200Z 9 OCT 25 Searching for U3955... Searching the city database file for: U3955 ... Date:1200Z 9 OCT 25 Station: U3955 WMO ident: 23955 Latitude: 60.43 Longitude: 77.87 ------------------------------------------------------------------------------- LEV PRES HGHT TEMP DEWP RH DD WETB DIR SPD THETA THE-V THE-W THE-E W mb m C C % C C deg knt K K K K g/kg ------------------------------------------------------------------------------- SFC 1027 45 1.8 -4.2 64 6.0 -0.4 80 5 272.9 273.3 271.3 280.3 2.72 1 1000 259 0.6 -5.4 64 6.0 -1.6 85 5 273.8 274.2 271.6 280.8 2.55 2 925 878 -4.5 -9.3 69 4.8 -6.0 95 9 274.7 275.0 271.4 280.4 2.04 3 850 1536 -10.5 -13.0 82 2.5 -11.2 115 13 275.1 275.4 271.0 279.8 1.65 4 813 1875 -13.5 -14.7 91 1.2 -13.8 110 13 275.5 275.7 271.0 279.8 1.50 5 700 3000 -18.1 -21.2 77 3.1 -18.7 95 11 282.4 282.6 274.3 285.4 1.00 6 634 3735 -21.9 -27.9 58 6.0 -22.8 80 10 286.2 286.3 275.7 288.1 0.61 7 500 5440 -34.3 -41.3 49 7.0 -34.8 45 7 291.2 291.3 277.6 291.9 0.21 8 443 6271 -40.3 -48.3 42 8.0 -40.6 31 11 293.9 293.9 278.7 294.3 0.11 9 400 6960 -42.5 -51.5 37 9.0 -42.9 20 15 299.8 299.8 281.4 300.1 0.08 10 379 7322 -44.9 -54.9 32 10.0 -45.2 10 18 301.2 301.3 282.0 301.5 0.06 11 328 8276 -49.7 -59.7 30 10.0 -49.9 345 25 307.4 307.4 284.4 307.5 0.04 12 300 8860 -49.5 -59.5 30 10.0 -49.7 345 29 315.6 315.6 287.3 315.7 0.04 13 250 10060 -49.1 -61.1 23 12.0 -49.4 340 38 333.1 333.1 292.6 333.2 0.04 14 222 10838 -48.7 -62.7 18 14.0 -49.1 340 35 345.2 345.2 295.6 345.4 0.04 15 200 11520 -49.7 -63.7 18 14.0 -50.1 340 33 354.1 354.1 297.5 354.2 0.04 16 150 13390 -51.7 -66.7 15 15.0 -52.1 345 29 381.0 381.0 302.4 381.1 0.03 17 103 15813 -54.5 -69.5 14 15.0 -55.0 418.9 418.9 307.6 419.0 0.03 TRP 328 8276 -49.7 -59.7 30 10.0 -49.9 345 25 307.4 307.4 284.4 307.5 0.04 WND Sounding variables and indices 1000-500 mb thick: 5181.00 m Freezing level: 991.18 mb = 331.82 m = 1088.65 ft Wetbulb zero: Below ground Precipitable water: 0.29 inches Sfc-500 mean rel hum: 68.16 % Est. max temperature: 3.95 C = 39.12 F Sfc-Lift cond lev (LCL): 935.49 mb = 788.44 m = 2586.72 ft T: -3.76 C 700-500 lapse rate: 6.64 C/km ThetaE index: 1.02 C Layer 925.0- 700.0 mb Conv cond level (CCL): 881.49 mb = 1252.89 m = 4110.48 ft Mean mixing ratio: 2.39 g/kg Conv temperature: 3.93 C = 39.08 F Cap Strength: 6.50 C Lifted Index: 9.16 C Risk: None Lifted Index @300 mb: 24.84 C Lifted Index @700 mb: 4.15 C Showalter Index: 9.74 C Risk: None Total Totals Index: 45.10 C Risk: Scattered moderate thunderstorms Vertical Totals Index: 23.80 C Cross Totals Index: 21.30 C K Index: 7.70 Risk: None Sweat Index: 33.00 Risk: None Energy Index: 2.53 Risk: None Parcel Indices Parcel: using 100 mb layer CAPE (B+): 6.43 J/kg Max Up Vert Vel: 3.59 m/s Conv Inhibition (B-): 20.85 J/kg Cap Strength: 9.05 C Lift Cond Lev (LCL): 894.91 mb = 1135.36 m = 3724.89 ft Lev Free Conv (LFC): 829.91 mb = 1718.38 m = 5637.67 ft Equ Level (EL): 799.91 mb = 1997.33 m = 6552.83 ft B at Equ Level: 5.76 J/kg Max Parcel Lev (MPL): 769.91 mb = 2284.60 m = 7495.33 ft Wind level data Storm motion: 117 at 7 knt ---------------------------------------------------------- TRUE/GROUND REL | STORM REL LEV P H DIR SPD U V | DIR SPD U V mb m knt m/s | knt m/s ---------------------------------------------------------- 0 1027 45 80 5 -4.9 -0.9 | 341 4 1.5 -4.2 1 1000 259 85 5 -5.0 -0.4 | 339 4 1.4 -3.7 2 925 878 95 9 -9.0 0.8 | 46 4 -2.6 -2.5 3 850 1536 115 13 -11.8 5.5 | 112 6 -5.4 2.2 4 700 3000 95 11 -11.0 1.0 | 63 5 -4.6 -2.3 5 500 5440 45 7 -4.9 -4.9 | 350 8 1.4 -8.2 6 400 6960 20 15 -5.1 -14.1 | 356 17 1.3 -17.4 7 328 8276 345 25 6.5 -24.1 | 335 30 12.9 -27.4 8 300 8860 345 29 7.5 -28.0 | 336 34 13.9 -31.3 9 250 10060 340 38 13.0 -35.7 | 334 44 19.4 -39.0 10 200 11520 340 33 11.3 -31.0 | 333 39 17.7 -34.3 11 150 13390 345 29 7.5 -28.0 | 336 34 13.9 -31.3 Wind Parameters Mean winds (0-6000m): 87.2 at 9.6 knts Storm direction: 117.2 at 7.2 knts Shear (0-3000m) pos: 1.6 neg: 0.8 tot: 2.4 10-3/s Storm rel Dir Shear (0-3000m): 80.3 deg Storm rel helicity (0-3000m) pos: 9.4 neg: -6.7 tot: 2.7 m^2/s^2 ave: 0.9 10^-3 m/s^2 rel: 0.28 Storm rel vorticity (0-3000m) horiz: 2.6 stream: 0.7 10^-3/s Energy-Hel index: 0.00 Bulk Rich Number: 2.97 Bulk Shear: 2.17 m/s Storm Parameters ------------------------------------------------------------------------------- Depth Mean Inflow| Shear | Helicity | Vorticity AGL Dir Spd Dir Spd| Pos Neg Tot| Pos Neg Tot Ave Rel | Hor Strm m knt knt| 10^-3/s | m^2/s^2 m/s^2 | 10^-3/s ------------------------------------------------------------------------------- 500 86 6 347 4| 2.2 0.0 2.2| 1.7 -0.1 1.6 3.2 0.73| 2.4 1.8 1000 91 7 11 3| 2.9 0.0 2.9| 5.0 -0.1 4.9 4.9 0.89| 3.0 2.7 1500 100 9 48 3| 3.2 0.0 3.2| 9.4 -0.1 9.3 6.2 0.88| 3.5 3.1 2000 104 10 70 3| 2.4 0.4 2.8| 9.4 -2.4 7.0 3.5 0.62| 3.0 1.9 2500 104 10 76 3| 1.9 0.7 2.6| 9.4 -4.6 4.9 1.9 0.43| 2.8 1.2 3000 103 10 75 4| 1.6 0.8 2.4| 9.4 -6.7 2.7 0.9 0.28| 2.6 0.7 4000 99 10 65 4| 1.2 1.1 2.3| 9.4 -12.4 -2.9 -0.7 0.02| 2.4 0.1 5000 94 10 53 4| 1.0 1.2 2.1| 9.4 -18.3 -8.8 -1.8 -0.12| 2.3 -0.3 6000 87 10 40 5| 0.8 1.3 2.1| 12.5 -20.7 -8.2 -1.4 -0.10| 2.3 -0.2 Wrote GIF file: /home/apache/climate/data/raob//U3955/skewt/U3955.skewt.20251009.12.gif